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# Copyright (c) Microsoft Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import base64
import collections.abc
import os
from pathlib import Path
from typing import (
TYPE_CHECKING,
Dict,
List,
Optional,
Sequence,
Tuple,
TypedDict,
Union,
cast,
)
from playwright._impl._connection import Channel, from_channel
from playwright._impl._helper import Error
from playwright._impl._writable_stream import WritableStream
if TYPE_CHECKING: # pragma: no cover
from playwright._impl._browser_context import BrowserContext
from playwright._impl._api_structures import FilePayload
SIZE_LIMIT_IN_BYTES = 50 * 1024 * 1024
class InputFilesList(TypedDict, total=False):
streams: Optional[List[Channel]]
directoryStream: Optional[Channel]
localDirectory: Optional[str]
localPaths: Optional[List[str]]
payloads: Optional[List[Dict[str, Union[str, bytes]]]]
def _list_files(directory: str) -> List[str]:
files = []
for root, _, filenames in os.walk(directory):
for filename in filenames:
files.append(os.path.join(root, filename))
return files
async def convert_input_files(
files: Union[
str, Path, FilePayload, Sequence[Union[str, Path]], Sequence[FilePayload]
],
context: "BrowserContext",
) -> InputFilesList:
items = (
files
if isinstance(files, collections.abc.Sequence) and not isinstance(files, str)
else [files]
)
if any([isinstance(item, (str, Path)) for item in items]):
if not all([isinstance(item, (str, Path)) for item in items]):
raise Error("File paths cannot be mixed with buffers")
(local_paths, local_directory) = resolve_paths_and_directory_for_input_files(
cast(Sequence[Union[str, Path]], items)
)
if context._channel._connection.is_remote:
files_to_stream = cast(
List[str],
(_list_files(local_directory) if local_directory else local_paths),
)
streams = []
result = await context._connection.wrap_api_call(
lambda: context._channel.send_return_as_dict(
"createTempFiles",
None,
{
"rootDirName": (
os.path.basename(local_directory)
if local_directory
else None
),
"items": list(
map(
lambda file: dict(
name=(
os.path.relpath(file, local_directory)
if local_directory
else os.path.basename(file)
),
lastModifiedMs=int(os.path.getmtime(file) * 1000),
),
files_to_stream,
)
),
},
)
)
for i, file in enumerate(result["writableStreams"]):
stream: WritableStream = from_channel(file)
await stream.copy(files_to_stream[i])
streams.append(stream._channel)
return InputFilesList(
streams=None if local_directory else streams,
directoryStream=result.get("rootDir"),
)
return InputFilesList(localPaths=local_paths, localDirectory=local_directory)
file_payload_exceeds_size_limit = (
sum([len(f.get("buffer", "")) for f in items if not isinstance(f, (str, Path))])
> SIZE_LIMIT_IN_BYTES
)
if file_payload_exceeds_size_limit:
raise Error(
"Cannot set buffer larger than 50Mb, please write it to a file and pass its path instead."
)
return InputFilesList(
payloads=[
{
"name": item["name"],
"mimeType": item["mimeType"],
"buffer": base64.b64encode(item["buffer"]).decode(),
}
for item in cast(List[FilePayload], items)
]
)
def resolve_paths_and_directory_for_input_files(
items: Sequence[Union[str, Path]],
) -> Tuple[Optional[List[str]], Optional[str]]:
local_paths: Optional[List[str]] = None
local_directory: Optional[str] = None
for item in items:
if os.path.isdir(item):
if local_directory:
raise Error("Multiple directories are not supported")
local_directory = str(Path(item).resolve())
else:
local_paths = local_paths or []
local_paths.append(str(Path(item).resolve()))
if local_paths and local_directory:
raise Error("File paths must be all files or a single directory")
return (local_paths, local_directory)
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